Finding the Third Proportional to 965,724 and 2,078,712
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Solution
The third proportional to 965,724 and 2,078,712 is: 4,474,408.40
Step by Step Solution
- Step 1: Write the proportion equation
965,724 : 2,078,712 = 2,078,712 : x - Step 2: Convert to fraction form
965,724/2,078,712 = 2,078,712/x - Step 3: Cross multiply
965,724x = 2,078,712 × 2,078,712 - Step 4: Simplify right side
965,724x = 4,321,043,578,944 - Step 5: Solve for x
x = 4,321,043,578,944/965,724 - Step 6: Final answer
x = 4,474,408.40
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.